It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
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The elephant brain weighs about 6,000g.
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Cat families usually play best in even numbers. Cats and kittens should be acquired in pairs whenever possible!
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Sergeant Stubby was the only war dog to be promoted to sergeant through combat in WWI. He saved his regiment from surprise mustard gas attacks, found and comforted the wounded, and even once caught a German spy by the seat of his pants, holding him there until American Soldiers found him.
16
The seahorse is the only fish to have a neck.
12
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12
Unsinkable Sam (nickname of a German ship's cat) who served on 3 warships, one German, two British, all sank in action. The cat survived each sinking, floating away on wooden planks to rescue.
19